Cutting device for acrylic plates

Abstract

The utility model discloses a cutting device for acrylic plates. The cutting device comprises a cutting device body and a clamping assembly. The cutting device body comprises a cutting table and a cutting blade; the cutting blade is arranged on the cutting table through a motor; the clamping assembly is arranged on the cutting table; the clamping assembly comprises a movable plate, an extension plate, a screw rod, a guide groove, a guide rod and a clamping plate; the movable plate is slidably arranged on the cutting table; the extension plate is arranged on one side of the movable plate; the screw rod penetrates through the extension plate, and the end part of the screw rod is rotationally connected with the movable plate through a rotating shaft; at least one guide groove is formed in one side, close to the extension plate, of the movable plate; the guide rod is slidably arranged in the guide groove, and the end of the guide rod penetrates through the guide groove to be fixedly connected with the extension plate. The two clamping plates are fixedly arranged on the movable plate and the extension plate respectively; wherein an acrylic plate clamping cavity is formed between the two clamping plates and the cutting table, the acrylic plate cutting device can fix acrylic plates of different sizes, and the cutting efficiency of the acrylic plates is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of acrylic plate cutting, in particular to a cutting device for acrylic plate. Background Art

[0002] Acrylic, also known as specially treated plexiglass, is a replacement product for plexiglass. Light boxes made of acrylic have the characteristics of good light transmittance, pure color, rich colors, beautiful and flat, taking into account both day and night effects, long service life, and no impact on use. In addition, acrylic sheets can be perfectly combined with aluminum-plastic profiles, advanced screen printing, etc. to meet the needs of merchants. Acrylic blister is the best outdoor advertising form to improve the grade of business stores and unify the corporate image.

[0003] For example, a Chinese utility model patent with publication number CN220313447U provides an acrylic sheet cutting device, which includes a processing table, a square opening is provided in the middle of the processing table, a cutting blade is arranged in the square opening, a chamber is provided in the processing table, a motor is arranged in the chamber, a rotating shaft is connected to the output end on the left side of the motor, and the left end of the rotating shaft is connected to the middle of the cutting blade, a receiving mechanism is provided in the middle of the bottom of the processing table, and the receiving mechanism is at the bottom of the square opening, the acrylic sheet is set on the top of the processing table, and the acrylic sheet is placed at the bottom of the pressure roller, the motor is turned on, the rotating shaft is driven to drive the cutting blade to rotate, the acrylic sheet is pushed, and the acrylic sheet is cut by the cutting blade, and the fan is turned on at the same time, the debris generated during cutting is collected into the receiving box through the square opening, so that the debris is collected, so that the debris is not easy to pollute the working environment and interfere with the cutting operation.

[0004] In the process of processing acrylic sheets, a cutting device is needed to cut the acrylic sheets. However, in the prior art, most cutting devices have a fixed structure and can only fix acrylic sheets of the same size. This results in the need to use cutting devices of different fixed sizes when cutting acrylic sheets of different sizes, which not only increases the cost of use, but also affects the cutting of the acrylic sheets. Utility Model Content

[0005] The utility model aims to provide a cutting device for acrylic sheets, so as to solve the problem that it is difficult to fix acrylic sheets of different sizes proposed in the above background technology.

[0006] To achieve the above object, the present utility model provides the following technical solution: A cutting device for acrylic sheets, comprising a cutting device body and a clamping assembly; wherein, the cutting device body includes a cutting table and a cutting blade; the cutting blade is arranged on the cutting table through a motor; the clamping assembly is arranged on the cutting table; wherein, the clamping assembly includes a movable plate, an extension plate, a screw rod, a guide groove, a guide rod and a clamping plate; the movable plate is slidably arranged on the cutting table; the extension plate is arranged on one side of the movable plate; the screw rod passes through the extension plate, and the end of the screw rod is rotationally connected to the movable plate through a rotating shaft; at least one guide groove is opened on one side of the movable plate close to the extension plate; the guide rod is slidably arranged in the guide groove, and the end of the guide rod passes through the guide groove and is fixedly connected to the extension plate; the two clamping plates are respectively fixedly arranged on the movable plate and the extension plate; wherein, a clamping cavity for acrylic sheets is formed between the two clamping plates and the cutting table.

[0007] Preferably, the screw rod is threadedly connected to the extension plate.

[0008] Preferably, it further includes an elastic force assembly; the elastic force assembly is arranged on the clamping plate.

[0009] Preferably, the elastic force assembly includes a support plate, a spring groove, a pressing block and a return spring; the support plate is fixedly arranged on the opposite surfaces of the two clamping plates; a plurality of spring grooves are uniformly opened on one side of the support plate close to the cutting table; the pressing block is slidably arranged in the spring groove, and the end of the pressing block passes through the spring groove and extends to the outside; both ends of the return spring are respectively fixedly connected to the inner wall of the spring groove and the pressing block.

[0010] Preferably, the plurality of pressing blocks form a right triangle structure, and the sizes of the plurality of pressing blocks gradually decrease from the side close to the clamping plate.

[0011] Preferably, the pressing block has an arc-shaped structure, and the arc surface of the pressing block is arranged in the horizontal direction.

[0012] Preferably, the arc surface of the pressing block contacts the inner wall of the spring groove.

[0013] Compared with the prior art, the beneficial effects of the present utility model are:

[0014] 1. By setting the clamping assembly, during use, first place the acrylic sheet on the movable plate and the extension plate. Then, rotate the knob on the screw rod to thread the screw rod with the extension plate, causing the extension plate to move towards the movable plate, making the guide rod slide in the guide groove until both sides of the acrylic sheet come into contact with the opposite surfaces of the two clamping plates. Then, push the movable plate to drive the acrylic sheet to slide on the cutting table, enabling the acrylic sheet to be cut by the cutting blade. The structure layout of the present utility model is simple and reasonable, and it can fix acrylic sheets of different sizes, greatly improving the cutting efficiency of acrylic sheets.

[0015] 2. By setting the support plate, spring groove, pressing block, and return spring, the acrylic sheet can squeeze the arc surface of the pressing block, causing the pressing block to slide in the spring groove and the return spring to contract under force until the end of the pressing block contacts the acrylic sheet. At this time, the relative force generated by the contraction of the return spring under force will cause the pressing block to exert a vertical force on the acrylic sheet, making the position of the acrylic sheet more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall structural schematic diagram of the present utility model;

[0017] Figure 2 is the overall structural sectional view of the present utility model;

[0018] Figure 3 is the partial structural split sectional view of the present utility model;

[0019] Figure 4 is the structural sectional view of the elastic force assembly of the present utility model;

[0020] Figure 5 is the Figure 2 magnified schematic view of part A in the present utility model.

[0021] In the figure:

[0022] 1. Cutting device body; 2. Clamping assembly; 3. Elastic force assembly;

[0023] 101. Cutting table; 102. Cutting blade;

[0024] 201. Movable plate; 202. Extension plate; 203. Screw rod; 204. Guide groove; 205. Guide rod; 206. Clamping plate;

[0025] 301. Support plate; 302. Spring groove; 303. Pressing block; 304. Return spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0027] Please refer to Figures 1 to 5 , the present utility model provides a technical solution: a cutting device for acrylic sheets, including a cutting device body 1 and a clamping assembly 2; wherein, the cutting device body 1 includes a cutting table 101 and a cutting blade 102; the cutting blade 102 is arranged on the cutting table 101 through a motor;

[0028] The clamping assembly 2 is arranged on the cutting table 101; wherein, the clamping assembly 2 includes a movable plate 201, an extension plate 202, a screw 203, a guide groove 204, a guide rod 205 and a clamping plate 206; the movable plate 201 is slidably arranged on the cutting table 101; the extension plate 202 is arranged on one side of the movable plate 201; the screw 203 is passed through the extension plate 202, and the end of the screw 203 is rotationally connected to the movable plate 201 through a rotating shaft; wherein, the screw 203 is threadedly connected to the extension plate 202; two guide grooves 204 are symmetrically opened on one side of the movable plate 201 close to the extension plate 202; the guide rod 205 is slidably arranged in the guide groove 204, and the end of the guide rod 205 passes through the guide groove 204 and is fixedly connected to the extension plate 202; two clamping plates 206 are respectively fixedly arranged on the movable plate 201 and the extension plate 202; wherein, an acrylic sheet clamping cavity is formed between the two clamping plates 206 and the cutting table 101.

[0029] By setting the clamping assembly 2 in the present utility model, during use, first, place the acrylic sheet on the movable plate 201 and the extension plate 202, then, rotate the knob on the screw 203 to thread the screw 203 with the extension plate 202, so that the extension plate 202 moves towards the movable plate 201, making the guide rod 205 slide in the guide groove 204 until both sides of the acrylic sheet contact the opposite surfaces of the two clamping plates 206. Then, push the movable plate 201 to drive the acrylic sheet to slide on the cutting table 101, so that the acrylic sheet can be cut by the cutting blade 102. The structure layout of the present utility model is simple and reasonable, and can fix acrylic sheets of different sizes, greatly improving the cutting efficiency of acrylic sheets.

[0030] As a preferred embodiment, it further includes an elastic component 3; the elastic component 3 is arranged on the clamping plate 206; wherein, the elastic component 3 includes a support plate 301, a spring groove 302, a pressing block 303 and a return spring 304; the support plate 301 is fixedly arranged on the opposite surfaces of the two clamping plates 206; a plurality of spring grooves 302 are evenly formed on one side of the support plate 301 close to the cutting table 101; the pressing block 303 is slidably arranged in the spring groove 302, and the end of the pressing block 303 passes through the spring groove 302 and extends to the outside; the two ends of the return spring 304 are respectively fixedly connected with the inner wall of the spring groove 302 and the pressing block 303; wherein, the pressing block 303 has an arc-shaped structure, and the arc surface of the pressing block 303 is arranged in the horizontal direction to facilitate the acrylic sheet to press the pressing block 303, so that the pressing block 303 can slide in the spring groove 302; wherein, the arc surface of the pressing block 303 contacts the inner wall of the spring groove 302 to prevent the pressing block 303 from disengaging from the cooperation with the spring groove 302; when the knob on the screw rod 203 contacts the side surface of the extension plate 202, the side of the guide rod 205 away from the extension plate 202 is still in the guide groove 204.

[0031] By providing the support plate 301, the spring groove 302, the pressing block 303 and the return spring 304, the acrylic sheet can press the arc surface of the pressing block 303, so that the pressing block 303 slides in the spring groove 302, and the return spring 304 is stressed and contracts until the end of the pressing block 303 contacts the acrylic sheet. At this time, the relative force generated by the contraction of the return spring 304 under stress will enable the pressing block 303 to apply a vertical force to the acrylic sheet, making the position of the acrylic sheet more stable.

[0032] As a preferred embodiment, a plurality of pressing blocks 303 form a right triangle structure, and the sizes of the plurality of pressing blocks 303 gradually decrease from the side close to the clamping plate 206. This facilitates the plurality of pressing blocks 303 to apply vertical forces to the acrylic sheet in segments, further improving the stability of the position of the acrylic sheet.

[0033] Working principle: When in use, first place the acrylic sheet on the movable plate 201 and the extension plate 202. Then, rotate the knob on the screw rod 203 to thread-connect the screw rod 203 with the extension plate 202, causing the extension plate 202 to move towards the movable plate 201 direction. Make the guide rod 205 slide in the guide groove 204, so that the acrylic sheet can press the arc surface of the lower pressing block 303, causing the lower pressing block 303 to slide in the spring groove 302 and making the return spring 304 contract under force until the end of the lower pressing block 303 contacts the acrylic sheet. At this time, the relative force generated by the contraction of the return spring 304 under force will cause the lower pressing block 303 to exert a vertical force on the acrylic sheet, making the position of the acrylic sheet more stable until both sides of the acrylic sheet contact the opposite surfaces of the two clamping plates 206. Then, push the movable plate 201 to drive the acrylic sheet to slide on the cutting table 101, enabling the acrylic sheet to be cut by the cutting blade 102.

[0034] The above is the working process of the entire device, and the content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0035] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cutting device for acrylic sheet, characterized in that: include: Cutting device body (1); The cutting device body (1) comprises a cutting table (101) and a cutting blade (102); the cutting blade (102) is arranged on the cutting table (101) via a motor; A clamping assembly (2) arranged on the cutting table (101); The clamping assembly (2) comprises a movable plate (201), an extension plate (202), a screw (203), a guide groove (204), a guide rod (205) and a clamping plate (206); the movable plate (201) is slidably arranged on the cutting table (101); the extension plate (202) is arranged on one side of the movable plate (201); the screw (203) is passed through the extension plate (202), and the end of the screw (203) is rotatably connected to the movable plate (201) via a rotating shaft; At least one guide groove (204) is provided on one side of the movable plate (201) close to the extension plate (202); the guide rod (205) is slidably arranged in the guide groove (204), and the end of the guide rod (205) passes through the guide groove (204) and is fixedly connected to the extension plate (202); the two clamping plates (206) are respectively fixed on the movable plate (201) and the extension plate (202); wherein an acrylic plate clamping cavity is formed between the two clamping plates (206) and the cutting table (101).

2. The acrylic sheet cutting device according to claim 1, characterized in that: The screw rod (203) is threadedly connected to the extension plate (202).

3. The acrylic sheet cutting device according to claim 1, characterized in that: Also includes: The elastic component (3) is arranged on the clamping plate (206).

4. The acrylic sheet cutting device according to claim 3, characterized in that: The elastic component (3) comprises: A support plate (301) is fixedly mounted on opposite surfaces of the two clamping plates (206); A plurality of spring grooves (302) are evenly arranged on one side of the support plate (301) close to the cutting table (101); A lower pressing block (303) is slidably disposed in the spring groove (302), and an end of the lower pressing block (303) passes through the spring groove (302) and extends to the outside; The two ends of the return spring (304) are respectively fixedly connected to the inner wall of the spring groove (302) and the lower pressing block (303).

5. The acrylic sheet cutting device according to claim 4, characterized in that: The plurality of lower pressing blocks (303) form a right-angled triangle structure, and the size of the plurality of lower pressing blocks (303) gradually decreases from the side close to the clamping plate (206).

6. The acrylic sheet cutting device according to claim 5, characterized in that: The lower pressing block (303) has an arc-shaped structure, and the arc-shaped surface of the lower pressing block (303) is arranged in a horizontal direction.

7. The acrylic sheet cutting device according to claim 6, characterized in that: The arc-shaped surface of the lower pressing block (303) contacts the inner wall of the spring groove (302).

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